WHMCS Security Notice
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Tuesday, 28th January, 2020
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14:41pm
WHMCS announced the following security advisory today. If you are currently/actively using WHMCS, we suggest following the link and updating your WHMCS installation accordingly to protect you from the issue.
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We are writing to advise you of a potential security vulnerability when htaccess directives are not enforced appropriately for WHMCS. This most commonly occurs in web server environments such as nginx.
Affected Versions
WHMCS 6.0 and later
How to tell if you're affected
If the following file is readable from a web browser, then you need to investigate and apply appropriate configurations for your web server environment.
A verification tool has also been made available to assist in determining if your web server environment is affected. This tool can be downloaded here.
How to fix the vulnerability
Please follow the instructions provided in the detailed security advisory:
WHMCS Security Advisory 2020-01-28
